Antidepressant, tricyclic: One of a class of medications used to treat depression. The tricyclic antidepressants (TCAs) are also used for some forms of anxiety, fibromyalgia, and the control of chronic pain.
“Tricyclic” refers to the presence of three rings in the chemical structure of these drugs.
- Antidiabetic agent
Antidiabetic agent: A substance that helps a person with diabetes control their level of glucose (sugar) in the blood. Antidiabetic agents include insulin and the oral hypoglycemic agents.
Antidepressants: Anything, and especially a drug, used to prevent or treat depression. The available antidepressant drugs include the SSRIs or selective serotonin reuptake inhibitors, MAOIs or monoamine oxidase inhibitors, tricyclic antidepressants, tetracyclic antidepressants, and others. Examples of SSRIs or selective serotonin reuptake inhibitors include: citalopram (Celexa, Cipramil) escitalopram oxalate (Cipralex, Lexapro) fluvoxamine maleate (Luvox) paroxetine […]
- Antidiuretic hormone (ADH)
Antidiuretic hormone (ADH): A relatively small (peptide) molecule that is released by the pituitary gland at the base of the brain after being made nearby (in the hypothalamus). ADH has an antidiuretic action that prevents the production of dilute urine (and so is antidiuretic). A syndrome of inappropriate secretion of ADH results in the inability […]
Antielastase: An inhibitor of the action of the enzyme elastase. Alpha-1 antitrypsin is an antielastase. Also called an elastase inhibitor.
1. As a noun, a drug taken to prevent or treat nausea and vomiting. As, for example, the antihistamine meclizine hydrochloride (Bonine). 2. As an adjective, pertaining to the prevention or treatment of nausea and vomiting. Opening a window in a car can have an antiemetic effect. From anti- + emetic.